113540120102551 has 4 divisors (see below), whose sum is σ = 113549496621400. Its totient is φ = 113530743583704.

The previous prime is 113540120102447. The next prime is 113540120102579. The reversal of 113540120102551 is 155201021045311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113540120102551 - 2¹¹ = 113540120100503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113540120100551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4688241261 + ... + 4688265478.

It is an arithmetic number, because the mean of its divisors is an integer number (28387374155350).

Almost surely, 2^{113540120102551} is an apocalyptic number.

113540120102551 is a deficient number, since it is larger than the sum of its proper divisors (9376518849).

113540120102551 is an equidigital number, since it uses as much as digits as its factorization.

113540120102551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9376518848.

The product of its (nonzero) digits is 6000, while the sum is 31.

Adding to 113540120102551 its reverse (155201021045311), we get a palindrome (268741141147862).

The spelling of 113540120102551 in words is "one hundred thirteen trillion, five hundred forty billion, one hundred twenty million, one hundred two thousand, five hundred fifty-one".